第一次卫生革命的主要防治对象是()
A.传染病、地方病
B.传染病、寄生虫病
C.传染病、寄生虫病、地方病
D.传染病、心血管疾病
E.传染病、恶性肿瘤
参考答案:C
It is Tim, my best friend in my childhood, who tells me he always dreams of ______ for him to go to Shanghai to study and live there.
A.there to be a chance
B.there is a chance
C.there being a chance
D.being a chance
某厂总成本今年比去年增长50%,单位成本比去年上升25%,则产量比去年增长()
A、12.5%
B、20%
C、25%
D、37.5%